Reliance Industries Limited is India's largest private sector corporation by revenue and market capitalisation, headquartered in Mumbai, Maharashtra, India . Founded in 1958 by Dhirubhai Hirachand Ambani as Reliance Commercial Corporation, the company was formally incorporated in 1966 and has since evolved into a diversified conglomerate operating across six segments: Refining, Petrochemicals, Oil and Gas, Organised Retail, Digital Services, and Others . The company primarily serves the Indian domestic market while maintaining international capital market presence through listings on BSE, NSE, and LSE . For FY2024-25, Reliance reported revenues of USD 114.1 billion and a market capitalisation of approximately USD 201.9 billion .